154461640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{167}}^1\times {\mathrm{1217}}^1$

素因数の和:1414

約数の個数: 64

約数和(自身を含む): 368323200

約数和(自身を除く): 213861560

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 76, 95, 152, 167, 190, 334, 380, 668, 760, 835, 1217, 1336, 1670, 2434, 3173, 3340, 4868, 6085, 6346, 6680, 9736, 12170, 12692, 15865, 23123, 24340, 25384, 31730, 46246, 48680, 63460, 92492, 115615, 126920, 184984, 203239, 231230, 406478, 462460, 812956, 924920, 1016195, 1625912, 2032390, 3861541, 4064780, 7723082, 8129560, 15446164, 19307705, 30892328, 38615410, 77230820, 154461640]

約数ペア:

[(1, 154461640), (2, 77230820), (4, 38615410), (5, 30892328), (8, 19307705), (10, 15446164), (19, 8129560), (20, 7723082), (38, 4064780), (40, 3861541), (76, 2032390), (95, 1625912), (152, 1016195), (167, 924920), (190, 812956), (334, 462460), (380, 406478), (668, 231230), (760, 203239), (835, 184984), (1217, 126920), (1336, 115615), (1670, 92492), (2434, 63460), (3173, 48680), (3340, 46246), (4868, 31730), (6085, 25384), (6346, 24340), (6680, 23123), (9736, 15865), (12170, 12692)]